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Article: Irrigation
- Article from:
- Dictionary of American History
- Author:
CopyrightCOPYRIGHT 2003 The Gale Group Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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IRRIGATION
IRRIGATION,
the delivery of water to grow crops, has been a factor in North American society and agriculture since long before the existence of the United States. Mostly practiced in the arid western regions of the country, its expansion in the twentieth century dramatically altered the national landscape and food production.
Possibly as early as a.d. 300, the Hohokam erected the first large-scale irrigation systems in the area that later became the southwestern United States. Although their rawhide and basket tools were simple and their dams small by modern standards, these indigenous societies maintained thousands of acres under irrigation for centuries. The Papago and ...